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glitsj16/strace_securefs_5.3.13.log

Created December 2, 2019 23:40
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strace_securefs_5.3.13.log
execve("/usr/bin/securefs", ["securefs", "mount", "/home/glitsj16/.007/.stash_sfs", "/home/glitsj16/.007/lab16.007"], 0x7ffcb0ea5a18 /* 142 vars */) = 0
brk(NULL) = 0x56273c581000
arch_prctl(0x3001 /* ARCH_??? */, 0x7ffc87ce6360) = -1 EINVAL (Invalid argument)
access("/etc/ld.so.preload", R_OK) = 0
openat(AT_FDCWD, "/etc/ld.so.preload", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
close(3) = 0
openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=213958, ...}) = 0
mmap(NULL, 213958, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f72355ef000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libfuse.so.2", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \200\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1081832, ...}) = 0
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f72355ed000
mmap(NULL, 254240, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f72355ae000
mprotect(0x7f72355b6000, 147456, PROT_NONE) = 0
mmap(0x7f72355b6000, 102400, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x8000) = 0x7f72355b6000
mmap(0x7f72355cf000, 40960, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x21000) = 0x7f72355cf000
mmap(0x7f72355da000, 77824, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2b000) = 0x7f72355da000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20\22\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=14512, ...}) = 0
mmap(NULL, 16528, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f72355a9000
mmap(0x7f72355aa000, 4096, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1000) = 0x7f72355aa000
mmap(0x7f72355ab000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7f72355ab000
mmap(0x7f72355ac000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7f72355ac000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libstdc++.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0@`\t\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=22616248, ...}) = 0
mmap(NULL, 2004608, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f72353bf000
mmap(0x7f7235455000, 1019904, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x96000) = 0x7f7235455000
mmap(0x7f723554e000, 303104, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x18f000) = 0x7f723554e000
mmap(0x7f7235598000, 57344, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1d8000) = 0x7f7235598000
mmap(0x7f72355a6000, 9856, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f72355a6000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libm.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\363\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0755, st_size=1329264, ...}) = 0
mmap(NULL, 1331224, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f7235279000
mmap(0x7f7235288000, 638976, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xf000) = 0x7f7235288000
mmap(0x7f7235324000, 626688, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0xab000) = 0x7f7235324000
mmap(0x7f72353bd000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x143000) = 0x7f72353bd000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libgcc_s.so.1", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 0\0\0\0\0\0\0"..., 832) = 832
fstat(3, {st_mode=S_IFREG|0644, st_size=873816, ...}) = 0
mmap(NULL, 103152, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f723525f000
mmap(0x7f7235262000, 69632, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x7f7235262000
mmap(0x7f7235273000, 16384, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x14000) = 0x7f7235273000
mmap(0x7f7235277000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7f7235277000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\201\0\0\0\0\0\0"..., 832) = 832
lseek(3, 824, SEEK_SET) = 824
read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\213\4\321\202[c\331\246\0\343\325z\307\20X\223"..., 68) = 68
fstat(3, {st_mode=S_IFREG|0755, st_size=159824, ...}) = 0
lseek(3, 824, SEEK_SET) = 824
read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\213\4\321\202[c\331\246\0\343\325z\307\20X\223"..., 68) = 68
mmap(NULL, 135592, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f723523d000
mmap(0x7f7235244000, 65536, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7f7235244000
mmap(0x7f7235254000, 20480, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x7f7235254000
mmap(0x7f7235259000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b000) = 0x7f7235259000
mmap(0x7f723525b000, 12712, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f723525b000
close(3) = 0
openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0`r\2\0\0\0\0\0"..., 832) = 832
lseek(3, 64, SEEK_SET) = 64
read(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784) = 784
lseek(3, 848, SEEK_SET) = 848
read(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32) = 32
lseek(3, 880, SEEK_SET) = 880
read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0003\321\363P\3617(e\35t\335*V\272\321\344"..., 68) = 68
fstat(3, {st_mode=S_IFREG|0755, st_size=2149496, ...}) = 0
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f723523b000
lseek(3, 64, SEEK_SET) = 64
read(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784) = 784
lseek(3, 848, SEEK_SET) = 848
read(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0", 32) = 32
lseek(3, 880, SEEK_SET) = 880
read(3, "\4\0\0\0\24\0\0\0\3\0\0\0GNU\0003\321\363P\3617(e\35t\335*V\272\321\344"..., 68) = 68
mmap(NULL, 1860536, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f7235074000
mprotect(0x7f7235099000, 1671168, PROT_NONE) = 0
mmap(0x7f7235099000, 1363968, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7f7235099000
mmap(0x7f72351e6000, 303104, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x172000) = 0x7f72351e6000
mmap(0x7f7235231000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1bc000) = 0x7f7235231000
mmap(0x7f7235237000, 13240, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f7235237000
close(3) = 0
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7235072000
arch_prctl(ARCH_SET_FS, 0x7f7235073080) = 0
mprotect(0x7f7235231000, 12288, PROT_READ) = 0
mprotect(0x7f7235259000, 4096, PROT_READ) = 0
mprotect(0x7f7235277000, 4096, PROT_READ) = 0
mprotect(0x7f72353bd000, 4096, PROT_READ) = 0
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7235070000
mprotect(0x7f7235598000, 53248, PROT_READ) = 0
mprotect(0x7f72355ac000, 4096, PROT_READ) = 0
mprotect(0x7f72355da000, 73728, PROT_READ) = 0
mprotect(0x56273c50b000, 471040, PROT_READ) = 0
mprotect(0x7f723564e000, 4096, PROT_READ) = 0
munmap(0x7f72355ef000, 213958) = 0
set_tid_address(0x7f7235073350) = 6033
set_robust_list(0x7f7235073360, 24) = 0
rt_sigaction(SIGRTMIN, {sa_handler=0x7f7235244c40, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGRT_1, {sa_handler=0x7f7235244ce0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
brk(NULL) = 0x56273c581000
brk(0x56273c5a2000) = 0x56273c5a2000
rt_sigaction(SIGILL, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigaction(SIGILL, {sa_handler=SIG_DFL, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, 8) = 0
rt_sigaction(SIGILL, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=SIG_DFL, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, 8) = 0
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigaction(SIGILL, {sa_handler=SIG_DFL, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, 8) = 0
rt_sigaction(SIGILL, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=SIG_DFL, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, 8) = 0
rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
rt_sigaction(SIGILL, {sa_handler=SIG_DFL, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, {sa_handler=0x56273c3910f0, sa_mask=[ILL], sa_flags=SA_RESTORER|SA_RESTART, sa_restorer=0x7f72350affb0}, 8) = 0
futex(0x7f72355a66bc, FUTEX_WAKE_PRIVATE, 2147483647) = 0
futex(0x7f72355a66c8, FUTEX_WAKE_PRIVATE, 2147483647) = 0
ioctl(2, TCGETS, {B38400 opost isig icanon echo ...}) = 0
ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0
ioctl(2, TCGETS, {B38400 opost isig icanon echo ...}) = 0
write(2, "Password: ", 10) = 10
ioctl(0, TCGETS, {B38400 opost isig icanon echo ...}) = 0
ioctl(0, SNDCTL_TMR_CONTINUE or TCSETSF, {B38400 opost isig icanon -echo ...}) = 0
fstat(0, {st_mode=S_IFCHR|0620, st_rdev=makedev(0x88, 0), ...}) = 0
read(0, "********************************"..., 1024) = 65
ioctl(0, TCGETS, {B38400 opost isig icanon -echo ...}) = 0
ioctl(0, SNDCTL_TMR_CONTINUE or TCSETSF, {B38400 opost isig icanon echo ...}) = 0
write(2, "\n", 1) = 1
mkdirat(AT_FDCWD, "/home/glitsj16/.007/lab16.007", 0755) = -1 EEXIST (File exists)
futex(0x7f7235278060, FUTEX_WAKE_PRIVATE, 2147483647) = 0
openat(AT_FDCWD, "/home/glitsj16/.007/.stash_sfs/.securefs.json", O_RDONLY) = 3
read(3, "{\"encrypted_key\":{\"IV\":\"b2be1560"..., 4000) = 311
read(3, "", 4000) = 0
close(3) = 0
prlimit64(0, RLIMIT_NOFILE, NULL, {rlim_cur=1024, rlim_max=500000}) = 0
prlimit64(0, RLIMIT_NOFILE, {rlim_cur=80*1024, rlim_max=500000}, NULL) = 0
prlimit64(0, RLIMIT_NOFILE, {rlim_cur=163839, rlim_max=500000}, NULL) = 0
lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/home/glitsj16", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/home/glitsj16/.007", {st_mode=S_IFLNK|0777, st_size=26, ...}) = 0
readlink("/home/glitsj16/.007", "/mnt/lab16.sda3/user/.007/", 4095) = 26
lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user/.007", {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user/.007/.stash_sfs", {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
openat(AT_FDCWD, "/home/glitsj16/.007/.stash_sfs", O_RDONLY) = 3
openat(3, ".securefs.lock", O_RDONLY|O_CREAT|O_EXCL, 0644) = 4
lstat("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/home/glitsj16", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/home/glitsj16/.007", {st_mode=S_IFLNK|0777, st_size=26, ...}) = 0
readlink("/home/glitsj16/.007", "/mnt/lab16.sda3/user/.007/", 4095) = 26
lstat("/mnt", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user/.007", {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
lstat("/mnt/lab16.sda3/user/.007/lab16.007", {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
openat(AT_FDCWD, "/dev/null", O_RDWR) = 5
close(5) = 0
stat("/mnt/lab16.sda3/user/.007/lab16.007", {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
openat(AT_FDCWD, "/mnt/lab16.sda3/user/.007/lab16.007", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5
fstat(5, {st_mode=S_IFDIR|0770, st_size=4096, ...}) = 0
getdents64(5, /* 2 entries */, 32768) = 48
getdents64(5, /* 0 entries */, 32768) = 0
close(5) = 0
openat(AT_FDCWD, "/dev/fuse", O_RDWR) = 5
getgid() = 1001
getuid() = 1001
mount("securefs", "/mnt/lab16.sda3/user/.007/lab16.007", "fuse.securefs", MS_NOSUID|MS_NODEV, "fd=5,rootmode=40000,user_id=1001"...) = -1 EPERM (Operation not permitted)
close(5) = 0
socketpair(AF_UNIX, SOCK_STREAM, 0, [5, 6]) = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x7f7235073350) = 6124
close(5) = 0
recvmsg(6, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\0", iov_len=1}], msg_iovlen=1, msg_control=[{cmsg_len=20, cmsg_level=SOL_SOCKET, cmsg_type=SCM_RIGHTS, cmsg_data=[5]}], msg_controllen=24, msg_flags=0}, 0) = 1
close(6) = 0
wait4(6124, NULL, 0, NULL) = 6124
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6124, si_uid=1001, si_status=0, si_utime=0, si_stime=0} ---
getuid() = 1001
brk(0x56273c5ca000) = 0x56273c5ca000
mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f723564d000
rt_sigaction(SIGHUP, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigaction(SIGHUP, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGINT, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigaction(SIGINT, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGTERM, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigaction(SIGTERM, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGPIPE, NULL, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=0}, 8) = 0
rt_sigaction(SIGPIPE, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
mmap(NULL, 139264, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f7235602000
read(5, "8\0\0\0\32\0\0\0\2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 135168) = 56
write(2, "Filesystem mounted successfully\n", 32) = 32
writev(5, [{iov_base="(\0\0\0\0\0\0\0\2\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\7\0\0\0\23\0\0\0\0\0\2\0001\0\0\0\0\0\0\0\377\377\377\377", iov_len=24}], 2) = 40
read(5, "0\0\0\0\"\0\0\0\4\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 48
writev(5, [{iov_base="\20\0\0\0\332\377\377\377\4\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "/\0\0\0\1\0\0\0\6\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 47
openat(3, "00/0000000000/0000000000000000000000000000000000000000000000000000.meta", O_RDWR) = 6
openat(3, "00/0000000000/0000000000000000000000000000000000000000000000000000", O_RDWR) = 7
pread64(6, "\210\200\24\271\315\265>!\244\340A\276\30\203c\6\236i\236\211b\217\220/\10/\340Kx\342\262\341", 32, 0) = 32
pread64(6, "W\30\354\215R\262T\34\323},\f\314\354\17\337~\0\5\244\231?~\213\265\303L{\350\361\237$"..., 4096, 32) = 128
pread64(6, "", 4096, 160) = 0
pread64(6, "W\30\354\215R\262T\34\323},\f\314\354\17\337~\0\5\244\231?~\213\265\303L{\350\361\237$"..., 80, 32) = 80
pread64(7, "hxW{<Kq\23\355\257\263\250\253Md\261ZQ\320B\352u\343\34\217 \35\4`)\317\200"..., 4096, 0) = 4096
pread64(6, "\252\324*\201?\233M\0\212\214:\310\266\320\312\304\342\323\253\35s\364\200\377!\305m\23\332\"\262 "..., 48, 112) = 48
writev(5, [{iov_base="\20\0\0\0\376\377\377\377\6\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "4\0\0\0\1\0\0\0\10\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 52
writev(5, [{iov_base="\20\0\0\0\376\377\377\377\10\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "8\0\0\0\3\0\0\0\n\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 56
fstat(7, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(7, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="x\0\0\0\0\0\0\0\n\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\0\20\0\0\0\0\0\0"..., iov_len=104}], 2) = 120
read(5, "0\0\0\0\33\0\0\0\f\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 48
writev(5, [{iov_base=" \0\0\0\0\0\0\0\f\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\300\365[<'V\0\0\0\0\0\0\0\0\0\0", iov_len=16}], 2) = 32
read(5, "P\0\0\0\34\0\0\0\16\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 80
writev(5, [{iov_base="P\1\0\0\0\0\0\0\16\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\377\377\377\377\0\0\0\0(\0\0\0\0\0\0\0\17\0\0\0\4\0\0\0axa.home"..., iov_len=320}], 2) = 336
read(5, "P\0\0\0\34\0\0\0\20\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 80
writev(5, [{iov_base="\20\0\0\0\0\0\0\0\20\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "8\0\0\0\1\0\0\0\22\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 56
openat(3, "81/b26e8e7114/b7175f4d82921b31068d5237133f867923d44322e18e1274cf3c.meta", O_RDWR) = 8
openat(3, "81/b26e8e7114/b7175f4d82921b31068d5237133f867923d44322e18e1274cf3c", O_RDWR) = 9
pread64(8, "\7\17\376\207\230+FUw\321\314k\334\22/FU'#\230\261\226Y\364\345o\344\316\216T}a", 32, 0) = 32
pread64(8, "\2155\212p\253\277\210\336OR \223X\37b\302PU\312\206\300:(\345\252\t\371\23F\352Ei"..., 4096, 32) = 128
pread64(8, "", 4096, 160) = 0
pread64(8, "\2155\212p\253\277\210\336OR \223X\37b\302PU\312\206\300:(\345\252\t\371\23F\352Ei"..., 80, 32) = 80
fstat(9, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(9, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\22\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\2\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "0\0\0\0\1\0\0\0\24\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 48
writev(5, [{iov_base="\20\0\0\0\376\377\377\377\24\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "8\0\0\0\3\0\0\0\26\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 56
fstat(7, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(7, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="x\0\0\0\0\0\0\0\26\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\0\20\0\0\0\0\0\0"..., iov_len=104}], 2) = 120
read(5, "@\0\0\0\1\0\0\0\30\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 64
openat(3, "24/76b9860c7f/9b700b380bcc13977c8fb1ca5d76154a181664ead3fe2d4ed48c.meta", O_RDWR) = 10
openat(3, "24/76b9860c7f/9b700b380bcc13977c8fb1ca5d76154a181664ead3fe2d4ed48c", O_RDWR) = 11
pread64(10, "\32o\24\355\\\254ye\332q\355N\237\3563\260n\344\215\265j\201\350\377\21\364\201\22\217qA\273", 32, 0) = 32
pread64(10, "\0\241EWy\26\204\331q\32Z]\204<\5>\36\227\312<\346\279\264\235\360E\250k\226\255>"..., 4096, 32) = 4096
pread64(10, "'\230_\205\240\33\257Xg\234\26\312\304\217\250@\344\251N\3)\250\17_\276\233\364>\353\211~\316"..., 4096, 4128) = 4096
pread64(10, "4\301\"?lB\343\374P\222!XK==\262\237\\\f~K\16A\v\23w\352\5\212\340*\23"..., 4096, 8224) = 2400
pread64(10, "", 4096, 10624) = 0
brk(0x56273c5eb000) = 0x56273c5eb000
pread64(10, "\0\241EWy\26\204\331q\32Z]\204<\5>\36\227\312<\346\279\264\235\360E\250k\226\255>"..., 80, 32) = 80
fstat(11, {st_mode=S_IFREG|0600, st_size=896957, ...}) = 0
lseek(11, 0, SEEK_END) = 896957
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\30\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\3\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "?\0\0\0\1\0\0\0\32\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 63
openat(3, "fa/b48466f2de/9349e8c05e0d80d9e110388d61716fd5b08b1b21f162ea02b60c.meta", O_RDWR) = 12
openat(3, "fa/b48466f2de/9349e8c05e0d80d9e110388d61716fd5b08b1b21f162ea02b60c", O_RDWR) = 13
pread64(12, "\1\267\230\246\376\331\3577iED\30,\364\271e\312\225\213|\2032i$a\263^[\220J\363a", 32, 0) = 32
pread64(12, "|\257\313<\234\241\33\3w\340\17H\255\215\253\244\1\273}L8\246i\202Mt\4@\6O\373\231"..., 4096, 32) = 752
pread64(12, "", 4096, 784) = 0
pread64(12, "|\257\313<\234\241\33\3w\340\17H\255\215\253\244\1\273}L8\246i\202Mt\4@\6O\373\231"..., 80, 32) = 80
fstat(13, {st_mode=S_IFREG|0600, st_size=57273, ...}) = 0
lseek(13, 0, SEEK_END) = 57273
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\32\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\4\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "2\0\0\0\1\0\0\0\34\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 50
openat(3, "8e/926e3f0379/5614abcd1913ee0408fb90e0dd04289066b5a94c7cc6fd7ed9fc.meta", O_RDWR) = 14
openat(3, "8e/926e3f0379/5614abcd1913ee0408fb90e0dd04289066b5a94c7cc6fd7ed9fc", O_RDWR) = 15
pread64(14, "\270%{\355.\252\26r\2b\267\36>3bO\211\27/:eL\376n\263&\237\266\246Y\2\276", 32, 0) = 32
pread64(14, "\37)E\364\215I\327\10\16\245Fa\2728`:\344\25xa-\277~\210h\221\265\255\374\33FC"..., 4096, 32) = 224
pread64(14, "", 4096, 256) = 0
pread64(14, "\37)E\364\215I\327\10\16\245Fa\2728`:\344\25xa-\277~\210h\221\265\255\374\33FC"..., 80, 32) = 80
fstat(15, {st_mode=S_IFREG|0600, st_size=12288, ...}) = 0
lseek(15, 0, SEEK_END) = 12288
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\34\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\5\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "3\0\0\0\1\0\0\0\36\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 51
openat(3, "93/39f341ba23/db6ee18e0703965b654e5d569dc6431cfd643f4afab5c403f804.meta", O_RDWR) = 16
openat(3, "93/39f341ba23/db6ee18e0703965b654e5d569dc6431cfd643f4afab5c403f804", O_RDWR) = 17
pread64(16, "?\237E!\2362\234\255\361b\t\200\200--_\325\3324g\365\3134\226\376\2108\364\352tp\376", 32, 0) = 32
pread64(16, "r\365d\27NC\f$\216\354#x~.7\35\374R3\rg9pw\316\25\361\20z\4\321\367"..., 4096, 32) = 128
pread64(16, "", 4096, 160) = 0
pread64(16, "r\365d\27NC\f$\216\354#x~.7\35\374R3\rg9pw\316\25\361\20z\4\321\367"..., 80, 32) = 80
fstat(17, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(17, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\36\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\6\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "1\0\0\0\1\0\0\0 \0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 49
openat(3, "09/78e62c482f/e96ae56c7aeaa3e47dfc57ec8e5d2e6f8c1a6c055c75b926f199.meta", O_RDWR) = 18
openat(3, "09/78e62c482f/e96ae56c7aeaa3e47dfc57ec8e5d2e6f8c1a6c055c75b926f199", O_RDWR) = 19
pread64(18, "\267\357\5\210a\213\320h\300%\2663F\250\206\vE\234F\262\320\226\272wr\276:>\307\204\37s", 32, 0) = 32
pread64(18, "\352k\f\320|+V\235\265.-\311\226!\216\f\236f\237\322dN\226\335\332\303\32c_.{\314"..., 4096, 32) = 128
pread64(18, "", 4096, 160) = 0
pread64(18, "\352k\f\320|+V\235\265.-\311\226!\216\f\236f\237\322dN\226\335\332\303\32c_.{\314"..., 80, 32) = 80
brk(0x56273c60c000) = 0x56273c60c000
fstat(19, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(19, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0 \0\0\0\0\0\0\0", iov_len=16}, {iov_base="\7\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "/\0\0\0\1\0\0\0\"\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 47
openat(3, "b6/1bfb391773/99292836b1fe243cdecfe8d0565ff831bb6adf4a394cd1992837.meta", O_RDWR) = 20
openat(3, "b6/1bfb391773/99292836b1fe243cdecfe8d0565ff831bb6adf4a394cd1992837", O_RDWR) = 21
pread64(20, "\207\5.\306\304\240#\232\300\272Z\325\247r\256\377.\305(\270\23\26\207\4UF+\\;\255\222\204", 32, 0) = 32
pread64(20, "'$\35\256;\356\362Q\311|\273?k\324\211T\234\240\4\302\26\246\327\204\263\246\252\232\305\202;s"..., 4096, 32) = 320
pread64(20, "", 4096, 352) = 0
pread64(20, "'$\35\256;\356\362Q\311|\273?k\324\211T\234\240\4\302\26\246\327\204\263\246\252\232\305\202;s"..., 80, 32) = 80
fstat(21, {st_mode=S_IFREG|0600, st_size=20480, ...}) = 0
lseek(21, 0, SEEK_END) = 20480
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0\"\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\10\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "7\0\0\0\1\0\0\0$\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 55
openat(3, "a6/9d3a3a0fba/ec106a4cecdd1b2926e530756254c27378c1cd111d6a4d521577.meta", O_RDWR) = 22
openat(3, "a6/9d3a3a0fba/ec106a4cecdd1b2926e530756254c27378c1cd111d6a4d521577", O_RDWR) = 23
pread64(22, "z'\360\17}\247t\361\277\3\326J\263*\324\260b\4G\211\234q[K,\0337,\322\4I\325", 32, 0) = 32
pread64(22, "l@8\376I\261\356\374\310J\3128\260x\230\351\2303\261u>\272\320\234GA'\216C\31\366\255"..., 4096, 32) = 1856
pread64(22, "", 4096, 1888) = 0
pread64(22, "l@8\376I\261\356\374\310J\3128\260x\230\351\2303\261u>\272\320\234GA'\216C\31\366\255"..., 80, 32) = 80
fstat(23, {st_mode=S_IFREG|0600, st_size=147560, ...}) = 0
lseek(23, 0, SEEK_END) = 147560
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="\220\0\0\0\0\0\0\0$\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\t\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"..., iov_len=128}], 2) = 144
read(5, "P\0\0\0\34\0\0\0&\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 80
writev(5, [{iov_base="\20\0\0\0\0\0\0\0&\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "@\0\0\0\35\0\0\0(\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 135168) = 64
writev(5, [{iov_base="\20\0\0\0\0\0\0\0(\0\0\0\0\0\0\0", iov_len=16}], 1) = 16
read(5, "(\0\0\0\21\0\0\0*\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 40
fstatfs(3, {f_type=EXT2_SUPER_MAGIC, f_bsize=4096, f_blocks=6417999, f_bfree=1159298, f_bavail=1089666, f_files=1638400, f_ffree=1400787, f_fsid={val=[3733571387, 3619805318]}, f_namelen=255, f_frsize=4096, f_flags=ST_VALID|ST_RELATIME}) = 0
writev(5, [{iov_base="`\0\0\0\0\0\0\0*\0\0\0\0\0\0\0", iov_len=16}, {iov_base="O\356a\0\0\0\0\0\202\260\21\0\0\0\0\0\202\240\20\0\0\0\0\0\0\0\31\0\0\0\0\0"..., iov_len=80}], 2) = 96
read(5, "8\0\0\0\3\0\0\0,\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\351\3\0\0\351\3\0\0"..., 135168) = 56
fstat(7, {st_mode=S_IFREG|0600, st_size=4096, ...}) = 0
lseek(7, 0, SEEK_END) = 4096
getuid() = 1001
getgid() = 1001
writev(5, [{iov_base="x\0\0\0\0\0\0\0,\0\0\0\0\0\0\0", iov_len=16}, {iov_base="\1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\0\20\0\0\0\0\0\0"..., iov_len=104}], 2) = 120
read(5, 0x7f7235602010, 135168) = ? ERESTARTSYS (To be restarted if SA_RESTART is set)
--- SIGINT {si_signo=SIGINT, si_code=SI_KERNEL} ---
rt_sigreturn({mask=[]}) = -1 EINTR (Interrupted system call)
munmap(0x7f7235602000, 139264) = 0
rt_sigaction(SIGHUP, NULL, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, 8) = 0
rt_sigaction(SIGHUP, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGINT, NULL, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, 8) = 0
rt_sigaction(SIGINT, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGTERM, NULL, {sa_handler=0x7f72355c7ac0, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, 8) = 0
rt_sigaction(SIGTERM, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
rt_sigaction(SIGPIPE, NULL, {sa_handler=SIG_IGN, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, 8) = 0
rt_sigaction(SIGPIPE, {sa_handler=SIG_DFL, sa_mask=[], sa_flags=SA_RESTORER, sa_restorer=0x7f7235251930}, NULL, 8) = 0
poll([{fd=5, events=0}], 1, 0) = 0 (Timeout)
close(5) = 0
geteuid() = 1001
umount2("/mnt/lab16.sda3/user/.007/lab16.007", MNT_DETACH) = -1 EPERM (Operation not permitted)
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x7f7235073350) = 6255
wait4(6255, NULL, 0, NULL) = 6255
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6255, si_uid=1001, si_status=0, si_utime=0, si_stime=0} ---
munmap(0x7f723564d000, 4096) = 0
close(22) = 0
close(23) = 0
close(20) = 0
close(21) = 0
close(18) = 0
close(19) = 0
close(16) = 0
close(17) = 0
close(8) = 0
close(9) = 0
close(10) = 0
close(11) = 0
close(12) = 0
close(13) = 0
close(6) = 0
close(7) = 0
close(14) = 0
close(15) = 0
write(2, "Filesystem unmounted successfull"..., 34) = 34
close(4) = 0
close(-1) = -1 EBADF (Bad file descriptor)
unlinkat(3, ".securefs.lock", 0) = 0
close(3) = 0
exit_group(0) = ?
+++ exited with 0 +++
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